Earthquake with magnitude of Md 2.1 on date 18-02-1997 and time 02:29:45 (UTC) in region 3 km SE Marsicovetere (PZ)

A magnitude Md 2.1 earthquake occured in region: 3 km SE Marsicovetere (PZ), on

  • 18-02-1997 02:29:45 (UTC)
  • 18-02-1997 03:29:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.3570, 15.8460 at 5 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Marsicovetere PZ 3 5546 5546
Viggiano PZ 5 3329 8875
Tramutola PZ 6 3089 11964
Grumento Nova PZ 9 1700 13664
Paterno PZ 10 3368 17032
Marsico Nuovo PZ 12 4098 21130
Sarconi PZ 13 1404 22534
Moliterno PZ 13 4062 26596
Calvello PZ 13 1948 28544
Montemurro PZ 14 1235 29779
Spinoso PZ 14 1462 31241
Montesano sulla Marcellana SA 15 6704 37945
Laurenzana PZ 16 1797 39742
Padula SA 16 5368 45110
Corleto Perticara PZ 17 2511 47621
Abriola PZ 17 1531 49152
Anzi PZ 19 1696 50848
Armento PZ 20 631 51479

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km S of Potenza (67122 inhabitants)
73 Km W of Matera (60436 inhabitants)
78 Km E of Battipaglia (50786 inhabitants)
80 Km SW of Altamura (70396 inhabitants)
99 Km E of Salerno (135261 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 2.1 1997-02-18
02:29:45
40.357 15.846 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 261319
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-02-18 02:29:45 ± 0.46
Latitude 40.3570 ± 0.0583
Longitude 15.8460 ± 0.0454
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 261319

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 7537.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00494
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 261319
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:07:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MU9.Z. 1997-02-18T02:30:05.00 10.0 undecidable manual SG 326 0.4884 1.38 0.2
--.SGO.Z. 1997-02-18T02:30:02.64 10.0 undecidable manual SG 296 0.444 -0.01 0.8
--.ORI.Z. 1997-02-18T02:29:57.50 10.0 undecidable manual PG 123 0.5439 0.54 1.5
--.MU9.Z. 1997-02-18T02:29:54.50 10.0 undecidable manual PG 326 0.4884 -1.3 0.7
--.SGO.Z. 1997-02-18T02:29:54.37 10.0 undecidable manual PG 296 0.444 -0.88 1.3
--.SL9.Z. 1997-02-18T02:29:53.00 10.0 undecidable manual SG 281 0.1665 1.25 0.3
--.SL9.Z. 1997-02-18T02:29:48.69 10.0 undecidable manual PG 281 0.1665 -0.26 2.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download